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| author | Peter Hurley <peter@hurleysoftware.com> | 2013-06-15 10:21:21 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-23 17:08:40 -0700 |
| commit | 781ad1c79379c723138945b633121a78e9e5485f (patch) | |
| tree | b94e00f68364ba816947ea2a4b418f9f7657a9ae | |
| parent | 1bb9d562856279a217a4e581a803dee9bb48a708 (diff) | |
| download | linux-781ad1c79379c723138945b633121a78e9e5485f.tar.bz2 | |
n_tty: Simplify __receive_buf loop count
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/n_tty.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index d598436d9bc6..4f20bec011fb 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1505,21 +1505,19 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp, memcpy(read_buf_addr(ldata, head), cp, n); ldata->read_head += n; } else { - int i; - - for (i = count; i; i--, cp++) { + while (count--) { if (fp) flags = *fp++; switch (flags) { case TTY_NORMAL: - n_tty_receive_char(tty, *cp); + n_tty_receive_char(tty, *cp++); break; case TTY_BREAK: n_tty_receive_break(tty); break; case TTY_PARITY: case TTY_FRAME: - n_tty_receive_parity_error(tty, *cp); + n_tty_receive_parity_error(tty, *cp++); break; case TTY_OVERRUN: n_tty_receive_overrun(tty); |